palette = new int[kPaletteSize];
			int paletteSize2 = kPaletteSize / 2;
			for (int i = 0, j = paletteSize2; i < paletteSize2; i++, j++) {
				int v = i * 256 / paletteSize2;
				palette[i] = v;
				palette[i + paletteSize2] = (v << 8) | 255;
			}